Home / 69,390.24-95,762.16-39,185.34

Finding the Fourth Proportional to 69,390.24, 95,762.16 and 39,185.34

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Solution

The fourth proportional to 69,390.24, 95,762.16 and 39,185.34 is: 54,077.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,390.24 : 95,762.16 = 39,185.34 : x
  2. Step 2: Convert to fraction form
    69,390.24/95,762.16 = 39,185.34/x
  3. Step 3: Cross multiply
    69,390.24x = 95,762.16 × 39,185.34
  4. Step 4: Simplify right side
    69,390.24x = 3,752,472,798.73
  5. Step 5: Solve for x
    x = 3,752,472,798.73/69,390.24
  6. Step 6: Final answer
    x = 54,077.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.